[    2.152818] ip (248) used greatest stack depth: 12344 bytes left
[    2.714808] br1: port 1(veth1) entered blocking state
[    2.714885] br1: port 1(veth1) entered disabled state
[    2.714984] veth1: entered allmulticast mode
[    2.715098] veth1: entered promiscuous mode
[    2.727020] br1: port 1(veth1) entered blocking state
[    2.727095] br1: port 1(veth1) entered forwarding state
[    2.738747] br1: port 2(veth2) entered blocking state
[    2.738864] br1: port 2(veth2) entered disabled state
[    2.738936] veth2: entered allmulticast mode
[    2.739030] veth2: entered promiscuous mode
[    2.751024] br1: port 2(veth2) entered blocking state
[    2.751106] br1: port 2(veth2) entered forwarding state
[    9.897469] tc (343) used greatest stack depth: 11840 bytes left
[    9.925771] GACT probability NOT on
[   18.741990] tc (747) used greatest stack depth: 11640 bytes left
[   39.289635] br1: port 2(veth2) entered disabled state
[   39.299810] veth2: left allmulticast mode
[   39.299867] veth2: left promiscuous mode
[   39.299906] br1: port 2(veth2) entered disabled state
[   39.310610] br1: port 1(veth1) entered disabled state
[   39.321075] veth1: left allmulticast mode
[   39.321139] veth1: left promiscuous mode
[   39.321182] br1: port 1(veth1) entered disabled state
[   39.354181] ------------[ cut here ]------------
[   39.354285] refcount_t: underflow; use-after-free.
[   39.354347] WARNING: CPU: 3 PID: 1698 at lib/refcount.c:28 refcount_warn_saturate+0xbc/0x110
[   39.354426] Modules linked in: act_gact act_pedit cls_flower bridge stp llc sch_ingress vrf veth
[   39.354501] CPU: 3 UID: 0 PID: 1698 Comm: ip Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) 
[   39.354570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.354624] RIP: 0010:refcount_warn_saturate+0xbc/0x110
[   39.354666] Code: 82 e8 18 df ba ff 90 0f 0b 90 90 c3 80 3d f9 da eb 00 00 75 89 c6 05 f0 da eb 00 01 90 48 c7 c7 28 e0 51 82 e8 f5 de ba ff 90 <0f> 0b 90 90 c3 80 3d d4 da eb 00 00 0f 85 62 ff ff ff c6 05 c7 da
[   39.354788] RSP: 0018:ffffac2e01acf730 EFLAGS: 00010282
[   39.354831] RAX: 0000000000000000 RBX: ffffac2e01acf740 RCX: 00000000ffffdfff
[   39.354895] RDX: 0000000000000000 RSI: 00000000ffffffea RDI: 0000000000000001
[   39.354961] RBP: ffffac2e01acf248 R08: ffffffff82956a28 R09: 00000000ffffdfff
[   39.355013] R10: ffffffff82876a40 R11: ffffffff82926a40 R12: dead000000000122
[   39.355060] R13: 00000000fffc054d R14: 0000000000000001 R15: ffff909543af8000
[   39.355110] FS:  00007fde5298d800(0000) GS:ffff9095fbd59000(0000) knlGS:0000000000000000
[   39.355169] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.355216] CR2: 00000000004e68d0 CR3: 000000000931f004 CR4: 0000000000772ef0
[   39.355270] PKRU: 55555554
[   39.355289] Call Trace:
[   39.355307]  <TASK>
[   39.355328]  netdev_run_todo+0x21a/0x550
[   39.355368]  rtnl_dellink+0x15b/0x350
[   39.355409]  ? virtio_fs_enqueue_req+0x352/0x570
[   39.355454]  ? netdev_run_todo+0x63/0x550
[   39.355485]  ? rtnl_bridge_getlink+0x1a0/0x1a0
[   39.355523]  rtnetlink_rcv_msg+0x358/0x400
[   39.355553]  ? get_page_from_freelist+0x15b4/0x1770
[   39.355604]  ? rtnl_calcit.isra.0+0x110/0x110
[   39.355642]  netlink_rcv_skb+0x57/0x100
[   39.355689]  netlink_unicast+0x252/0x380
[   39.355719]  ? __alloc_skb+0xdb/0x190
[   39.355749]  netlink_sendmsg+0x1be/0x3e0
[   39.355780]  ____sys_sendmsg+0x132/0x260
[   39.355811]  ? copy_msghdr_from_user+0x6c/0xa0
[   39.355860]  ___sys_sendmsg+0x87/0xd0
[   39.355890]  ? do_wp_page+0x369/0xe90
[   39.355929]  ? ___pte_offset_map+0x1b/0xd0
[   39.355954]  ? nfulnl_rcv_nl_event+0x36/0xa0
[   39.355993]  ? fsnotify_grab_connector+0x48/0x80
[   39.356031]  ? fsnotify_destroy_marks+0x29/0x150
[   39.356068]  __sys_sendmsg+0x71/0xd0
[   39.356098]  do_syscall_64+0xa4/0xfd0
[   39.356137]  entry_SYSCALL_64_after_hwframe+0x4b/0x53
[   39.356179] RIP: 0033:0x7fde52b5b1d7
[   39.356214] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[   39.356352] RSP: 002b:00007ffdf8ad44b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.356419] RAX: ffffffffffffffda RBX: 00007ffdf8ad4be0 RCX: 00007fde52b5b1d7
[   39.356466] RDX: 0000000000000000 RSI: 00007ffdf8ad4520 RDI: 0000000000000005
[   39.356519] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[   39.356579] R10: 00007fde52a57f60 R11: 0000000000000246 R12: 0000000000000002
[   39.356634] R13: 00000000690de687 R14: 0000000000499600 R15: 0000000000000000
[   39.356698]  </TASK>
[   39.356714] ---[ end trace 0000000000000000 ]---